# DIBBS #SPE7MC-26-T-287N

DLA Solicitation for 781 Diaphragm Stop Valves (NSN 4820-01-132-0583)

**Posted:** September 22, 2026
**Respond By:** October 02, 2026
**Identifier:** SPE7MC-26-T-287N
**NAICS:** 332911, 332912, 332919

This opportunity is a DLA Land and Maritime solicitation for diaphragm stop valves for military applications.
- Government Buyer:
  - Defense Logistics Agency (DLA)
  - Sub-agency: DLA Land and Maritime
  - Office: Maritime Hardware/Electrical
- OEMs (Original Equipment Manufacturers):
  - Oshkosh Defense LLC (part number 1321580)
  - Williams Controls Inc (part number WM778A)
- Products Requested:
  - Valve, Diaphragm, Stop (NSN 4820-01-132-0583)
    - Quantity: 781 units
    - Zinc body construction
    - Maximum operating pressure: 150 PSI
    - Maximum operating temperature: 180°F
    - Approved sources: Oshkosh Defense LLC (P/N 1321580), Williams Controls Inc (P/N WM778A)
- Notable Requirements:
  - Delivery required within 97 days from award
  - Delivery is FOB origin with destination inspection and acceptance
  - No additional technical attachments or unique requirements specified
- Fast award process indicated

### Description

VALVE, DIAPHRAGM, STOP (QTY: 781, NSN: 4820-01-132-0583, Purchase Request: 7018307144)
  Approved Sources:
  - CAGE: 11331, Part No: WM778A
  - CAGE: 75Q65, Part No: 1321580, Company: OSHKOSH DEFENSE LLC
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7MC26T287N)